On Fri, Sep 01, 2017 at 05:58:47PM +0900, Naohiro Aota wrote: > commit 524272607e88 ("btrfs: Handle delalloc error correctly to avoid > ordered extent hang") introduced btrfs_cleanup_ordered_extents() to cleanup > submitted ordered extents. However, it does not clear the ordered bit > (Private2) of coresponding pages. Thus, the following BUG occurs from > free_pages_check_bad() (on btrfs/125 with nospace_cache). > > BUG: Bad page state in process btrfs pfn:3fa787 > page:ffffdf2acfe9e1c0 count:0 mapcount:0 mapping: (null) index:0xd > flags: 0x8000000000002008(uptodate|private_2) > raw: 8000000000002008 0000000000000000 000000000000000d 00000000ffffffff > raw: ffffdf2acf5c1b20 ffffb443802238b0 0000000000000000 0000000000000000 > page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set > bad because of flags: 0x2000(private_2) > > This patch clear the flag as same as other places calling > btrfs_dec_test_ordered_pending() for every page in the specified range. >
Reviewed-by: Josef Bacik <jba...@fb.com> Thanks, Josef -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html